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Finding the Fourth Proportional to 277,382.70, 382,787.28 and 150,058.26

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Solution

The fourth proportional to 277,382.70, 382,787.28 and 150,058.26 is: 207,079.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,382.70 : 382,787.28 = 150,058.26 : x
  2. Step 2: Convert to fraction form
    277,382.70/382,787.28 = 150,058.26/x
  3. Step 3: Cross multiply
    277,382.70x = 382,787.28 × 150,058.26
  4. Step 4: Simplify right side
    277,382.70x = 57,440,393,186.93
  5. Step 5: Solve for x
    x = 57,440,393,186.93/277,382.70
  6. Step 6: Final answer
    x = 207,079.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.